Skip to content
Patent Classification Explorer
PCE
AI Classify
Search classifications...
/
Toggle theme
Search Classifications
Search for IPC and CPC classification codes or keywords
IPC
CPC
Diff
F
F23
F23N
F23N 2241/00
F23N 2241/20
CPC
Subgroup
Additional Only
F23N 2241/20
Gas turbines
Full Title
Applications > Gas turbines